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Cognizant Genc Elevate Interview Experience | On-Campus 2021

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  • Difficulty Level : Medium
  • Last Updated : 18 Oct, 2021
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Round 1: Online Round

There was 15 MCQ’s, 3 coding question and 1 SQL query. The time limit for this round was 100 minutes. MCQ’s were focused on 

  • Data Structures
  • Output-based questions
  • DBMS

2 coding questions were of easy level (based on arrays ) and 3rd one was to construct a tree from in order and preorder traversals and return level order traversal of that tree. SQL query was based on joins.

Round 2: Technical Interview

The interviewer introduced herself and then asked me to introduce myself. She asked the following questions

  • what all subjects you studied in 3 years of your college?
  • What are data structures?
  • Linear and non-linear data structures and differences between them.
  • She asked which programming language I am comfortable with, I said python.
  • What is the difference between list and tuple?
  • How many ways are there to copy objects in python? ( deep and shallow copy)
  • What are decorators in python and why they are used?
  • Data types in python
  • Write code to print N Fibonacci number ( I was asked to code in compiler and to run my code )
  • What is OOPS and how is it better than the procedural programming paradigm?
  • 4 pillars of OOPS. Then she asked to explain any 2 of them
  • Types of inheritance.

The interview lasted for around 40 minutes.

Round 3: HR Interview 

  • She asked me to introduce myself. Then asked if I am interested in the internship program offered by cognizant. Then asked me to share the screen and show Aadhar card, pan card, and 10th class mark sheet.
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